Search

Sunray Chang

Examiner (ID: 17547, Phone: (571)272-3682 , Office: P/2121 )

Most Active Art Unit
2121
Art Unit(s)
2121
Total Applications
427
Issued Applications
241
Pending Applications
14
Abandoned Applications
172

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16298452 [patent_doc_number] => 20200284175 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => TEMPERING SYSTEM FOR GAS TURBINE SELECTIVE CATALYST REDUCTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/648527 [patent_app_country] => US [patent_app_date] => 2018-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16648527 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/648527
Tempering system for gas turbine selective catalyst reduction system Sep 5, 2018 Issued
Array ( [id] => 16870909 [patent_doc_number] => 20210164376 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => SYSTEMS AND METHODS FOR MULTIPOINT REDUCTANT INSERTION [patent_app_type] => utility [patent_app_number] => 17/268135 [patent_app_country] => US [patent_app_date] => 2018-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9799 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17268135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/268135
SYSTEMS AND METHODS FOR MULTIPOINT REDUCTANT INSERTION Aug 30, 2018 Abandoned
Array ( [id] => 16650570 [patent_doc_number] => 10927735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-23 [patent_title] => Connector for a heatable fluid duct, in particular of an SCR system or a water injection system [patent_app_type] => utility [patent_app_number] => 16/641088 [patent_app_country] => US [patent_app_date] => 2018-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 3218 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16641088 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/641088
Connector for a heatable fluid duct, in particular of an SCR system or a water injection system Aug 19, 2018 Issued
Array ( [id] => 13959063 [patent_doc_number] => 20190055875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-21 [patent_title] => Exhaust Layout For Off Road Vehicle [patent_app_type] => utility [patent_app_number] => 16/104077 [patent_app_country] => US [patent_app_date] => 2018-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2085 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16104077 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/104077
Exhaust layout for off road vehicle Aug 15, 2018 Issued
Array ( [id] => 13988285 [patent_doc_number] => 20190063300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => POWERTRAIN FOR VEHICLE [patent_app_type] => utility [patent_app_number] => 16/103713 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103713 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103713
Powertrain for vehicle Aug 13, 2018 Issued
Array ( [id] => 16246736 [patent_doc_number] => 10746081 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Exhaust component enclosure system [patent_app_type] => utility [patent_app_number] => 16/103189 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3887 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103189 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103189
Exhaust component enclosure system Aug 13, 2018 Issued
Array ( [id] => 15497743 [patent_doc_number] => 20200049060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => ENGINE SYSTEM AND METHOD OF CONTROLLING A TURBOCHARGER AND TURBOCHARGER OF AN ENGINE SYSTEM [patent_app_type] => utility [patent_app_number] => 16/102173 [patent_app_country] => US [patent_app_date] => 2018-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1926 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16102173 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/102173
ENGINE SYSTEM AND METHOD OF CONTROLLING A TURBOCHARGER AND TURBOCHARGER OF AN ENGINE SYSTEM Aug 12, 2018 Abandoned
Array ( [id] => 13930519 [patent_doc_number] => 20190048775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-14 [patent_title] => EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE [patent_app_type] => utility [patent_app_number] => 16/059179 [patent_app_country] => US [patent_app_date] => 2018-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13406 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16059179 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/059179
Exhaust purification system of internal combustion engine Aug 8, 2018 Issued
Array ( [id] => 16261869 [patent_doc_number] => 10753295 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-25 [patent_title] => Controller for internal combustion engine and method for controlling internal combustion engine [patent_app_type] => utility [patent_app_number] => 16/058127 [patent_app_country] => US [patent_app_date] => 2018-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8367 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16058127 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/058127
Controller for internal combustion engine and method for controlling internal combustion engine Aug 7, 2018 Issued
Array ( [id] => 17363936 [patent_doc_number] => 11230954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-01-25 [patent_title] => Deposit reduction using interior surface finishing [patent_app_type] => utility [patent_app_number] => 16/629280 [patent_app_country] => US [patent_app_date] => 2018-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3616 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16629280 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/629280
Deposit reduction using interior surface finishing Jul 16, 2018 Issued
Array ( [id] => 16269546 [patent_doc_number] => 20200271033 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => CONNECTING PIECE FOR FLUID LINES OF AN EXHAUST-GAS AFTERTREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 16/646235 [patent_app_country] => US [patent_app_date] => 2018-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3557 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16646235 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/646235
Connecting piece for fluid lines of an exhaust-gas aftertreatment system Jul 15, 2018 Issued
Array ( [id] => 16407269 [patent_doc_number] => 10815815 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-10-27 [patent_title] => Actuator for gas turbine engine blade outer air seal [patent_app_type] => utility [patent_app_number] => 16/031537 [patent_app_country] => US [patent_app_date] => 2018-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3615 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16031537 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/031537
Actuator for gas turbine engine blade outer air seal Jul 9, 2018 Issued
Array ( [id] => 16665702 [patent_doc_number] => 10934939 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-02 [patent_title] => Turbine engine thermal management [patent_app_type] => utility [patent_app_number] => 16/025010 [patent_app_country] => US [patent_app_date] => 2018-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4804 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16025010 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/025010
Turbine engine thermal management Jul 1, 2018 Issued
Array ( [id] => 16261827 [patent_doc_number] => 10753252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-25 [patent_title] => Thermally isolated reductant dosing unit with hermetic seal [patent_app_type] => utility [patent_app_number] => 16/007746 [patent_app_country] => US [patent_app_date] => 2018-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 3203 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16007746 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/007746
Thermally isolated reductant dosing unit with hermetic seal Jun 12, 2018 Issued
Array ( [id] => 16290693 [patent_doc_number] => 10767532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-08 [patent_title] => Exhaust gas treatment system and method having improved low temperature performance [patent_app_type] => utility [patent_app_number] => 16/007776 [patent_app_country] => US [patent_app_date] => 2018-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3722 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16007776 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/007776
Exhaust gas treatment system and method having improved low temperature performance Jun 12, 2018 Issued
Array ( [id] => 16246722 [patent_doc_number] => 10746067 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-18 [patent_title] => Methods and systems for regenerating a particle filter [patent_app_type] => utility [patent_app_number] => 16/005540 [patent_app_country] => US [patent_app_date] => 2018-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9522 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16005540 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/005540
Methods and systems for regenerating a particle filter Jun 10, 2018 Issued
Array ( [id] => 15635673 [patent_doc_number] => 10590817 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-03-17 [patent_title] => Liquid cooled exhaust manifold [patent_app_type] => utility [patent_app_number] => 16/004560 [patent_app_country] => US [patent_app_date] => 2018-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 4316 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16004560 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/004560
Liquid cooled exhaust manifold Jun 10, 2018 Issued
Array ( [id] => 13592533 [patent_doc_number] => 20180347815 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-06 [patent_title] => TURBINE STAGE COOLING [patent_app_type] => utility [patent_app_number] => 16/001349 [patent_app_country] => US [patent_app_date] => 2018-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16001349 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/001349
Turbine stage cooling Jun 5, 2018 Issued
Array ( [id] => 15211501 [patent_doc_number] => 20190368437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => CATALYST TEMPERATURE MAINTENANCE SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 15/995579 [patent_app_country] => US [patent_app_date] => 2018-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8766 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15995579 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/995579
Catalyst temperature maintenance systems and methods May 31, 2018 Issued
Array ( [id] => 16074091 [patent_doc_number] => 20200191032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => REDUCTANT INJECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 16/618090 [patent_app_country] => US [patent_app_date] => 2018-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16618090 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/618090
Reductant injection system May 28, 2018 Issued
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